Nellcor OXIMAX N-560, Service Manual

Page: 24 / 146

Performance Verification
14
14. Press the
Pulse Rate Alarm Limit
button two times (twice within 3
seconds). Verify that the N-560 emits two beeps and that the
Pulse Rate
display indicates an alarm limit of “40” for 3 seconds. Verify that “LO” is
displayed in the %SpO
2
display.
Figure 7: Adjusting Low Pulse Rate Alarm Limit
15. Press the
Pulse Rate Alarm Limit
button two times rapidly. Within 3
seconds press and hold the
Adjust Down
button. Verify that the
Pulse
Rate
display cannot be raised past the upper alarm limit setting minus
one point.
16. Turn the N-560 off by pressing the
Power On/Off
button.
17. Turn the N-560 on by pressing the
Power On/Off
button.
18. Wait for POST to be completed. The %SpO
2
and pulse rate alarm limits
will be reset to the default values.
19. Press the
Pulse Rate Alarm Limit
button two times rapidly. Within
three seconds press and hold the
Adjust Up
button. Verify that the
Pulse
Rate
display cannot be adjusted above the upper alarm limit setting
minus one point.
20. Press the
SatSeconds
Alarm Limit button. Verify that the N-560 emits a
single beep and that the
Pulse Rate
display indicates an alarm limit of
“OFF” for three seconds. Verify that “SAS” is displayed in the %SpO
2
display.